Introduction

• Every day we experience sound in our environment, whether it comes from radio, television, household appliances, traffic or music.However, when we are exposed to harmful noise, sound can permanently damage our ears.What is sound? How is it transmitted?

• How does it reach our ears?

• How can we measure it?

• When is it harmful?

• These are a number of questions you should find an answer to in this webquest.

After this experience you will never “hear” the same way, again.